Michael Ash

Professor Michael Ash is chair of the Economics department at University of Massachusetts, Amherst. His areas of expertise are labor, health, and environmental economics, examined primarily through quantitative models. Ash’s main interests in environmental policy include disclosure and right-to-know laws, greenhouse-gas policy, and environmental justice. At UMass, Ash co-directs the Corporate Toxics Information Project of the Political Economy Research Institute, which publishes the Toxic 100, an index that identifies the top U.S. toxic polluters among the world’s largest corporations.